Home / 317,302.20-475,953.30-106,918.20

Finding the Fourth Proportional to 317,302.20, 475,953.30 and 106,918.20

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Solution

The fourth proportional to 317,302.20, 475,953.30 and 106,918.20 is: 160,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,302.20 : 475,953.30 = 106,918.20 : x
  2. Step 2: Convert to fraction form
    317,302.20/475,953.30 = 106,918.20/x
  3. Step 3: Cross multiply
    317,302.20x = 475,953.30 × 106,918.20
  4. Step 4: Simplify right side
    317,302.20x = 50,888,070,120.06
  5. Step 5: Solve for x
    x = 50,888,070,120.06/317,302.20
  6. Step 6: Final answer
    x = 160,377.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.